maureen naylor is live in sunnyvale with our report. >> reporter: frank, nasa had to approve the new part of the san francisco bay trail. it's a crucial part you mentioned -- mentioned. >> ready? >> ready, set, go! [ cheers ] >> with a pair of bolt leaders leaders cut the gate to a trail extension and runs through moffett field. the joy was apparent among the first bicyclists on the route, including this father who says he's waited years for this day. >> i live in morgan hill. i drove up here to sunnyvale. i rode my bike to get here. so i'm pretty excited. >> the new stretch is part of an effort to create a 500-mile long trail. the section means cyclists will no longer have to cross highway 101 to bike from sunnyvale to mountain vail. today we just closed what may seem like a small segment, 2.5 miles. but it closes a 26-mile continuous stretch of trail, so people can ride from san jose to palo alto. it was most frankly a bureaucratic nightmare because there's so many agencies that had to cooperate but they did. >> reporter: hargo donated the land a key connector between google. >> th